Find the probability. One digit from the number 3,151,221 is written on each of seven cards. What is the probability of drawing a card that shows 3, 1, or 5?

a. 2/7
b. 5/7
c. 3/7
d. 4/7

Respuesta :

Shxrpe
Answer is B
5 out of the 7 cards would have a 1,3, or 5
Therefore 5/7 probability of pulling one of those cards